/* ===================================
   首页 Banner 样式
   =================================== */

/* Banner 主容器 */
.index-banner {
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
}
/* Swiper 容器 */
.index-banner .swiper-wrapper {
    width: 100%;
    height: 100%;
}

.index-banner .swiper-slide {
    width: 100%;
    overflow: hidden;
    height: 100%;
    position: relative;
}

/* 背景图片 */
.index-banner .swiper-slide img.desktop-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* Banner浮动内容 */
.index-banner .wrap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 50;
    pointer-events: none;
    width: 100%;
    /* 添加硬件加速,防止移动端闪烁 */
    -webkit-transform: translate(-50%, -50%);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-perspective: 1000;
    perspective: 1000;
    will-change: transform;
}
.index-banner-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    pointer-events: none;
}

/* Banner2 左右浮动图片 */
.banner2-float-left {
    position: absolute;
    left: 5%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    opacity: 0;
    visibility: visible;
}

.banner2-float-left img {
    width: auto;
    height: auto;
    display: block;
}
.index-banner .swiper-slide img.desktop-img {

    position: relative;
    z-index: 4;
}
.banner2-more-btn {
    margin-top: 50px;
    display: inline-flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    padding: 7px 22px;
    background-color: transparent;
    color: #0153a7;
    border: 1px solid #0153a7;
    border-radius: 7px;
    font-size: 20px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    align-self: flex-start;
    pointer-events: auto;
}
.banner2-more-btn::after {
    content: '→';
    font-size: 30px;
}

.banner2-more-btn:hover {
    background: #0153a7;
    color: #fff;
    transform: translateX(5px);
}

.banner2-more-btn:hover::after {
    content: '→';
    font-size: 30px;
    color: #fff;
}


.banner2-float-right {
    position: absolute;
    right: 8%;
    top: 40%;
    transform: translateY(-50%);
    z-index: 5;
    opacity: 0;
    visibility: visible;
}

.banner2-float-right img {
    width: auto;
    height: auto;
    display: block;
}

@keyframes floatLeft {
    from {
        opacity: 0;
        transform: translateY(-50%) translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }
}

@keyframes floatRight {
    from {
        opacity: 0;
        transform: translateY(-50%) translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }
}

.index-banner-content {
    text-align: center;
    color: #fff;
    /* 添加硬件加速,防止子元素动画闪烁 */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.index-banner-logo {
    margin-bottom: 20px;
    opacity: 0;
    visibility: visible;
}

.index-banner-logo img {
    height: 80px;
    width: auto;
}

.index-banner-title {
    font-size: 56px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 8px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: visible;
}

.index-banner-subtitle {
    font-size: 24px;
    color: #fff;
    letter-spacing: 4px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: visible;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 轮播分页器 */
.index-banner-pagination {
    position: absolute;
    bottom: 40px !important;
    left: 0% !important;
    transform: translateX(-50%);
    z-index: 10;
}

.index-banner-pagination .swiper-pagination-bullet {
    width:57px;
    height: 4px;
    background: #fff;
    opacity: 1;
    margin: 0 6px;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.index-banner-pagination .swiper-pagination-bullet-active {
    width: 57px;
    background: #e62129;
}

/* 箭头导航 */
.arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    border: 1px dashed #fff;
    transition: all 0.3s ease;
}

.arrow:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.index-banner-prev {
    left: 40px;
}

.index-banner-next {
    right: 40px;
}

.arrow img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .arrow {
        width: 50px;
        height: 50px;
    }

    .index-banner-prev {
        left: 30px;
    }

    .index-banner-next {
        right: 30px;
    }

    .index-banner-logo img {
        height: 60px;
    }

    .index-banner-title {
        font-size: 48px;
        letter-spacing: 6px;
    }

    .index-banner-subtitle {
        font-size: 20px;
        letter-spacing: 3px;
    }

    .banner2-float-left img {
        max-width: 400px;
    }

    .banner2-float-right img {
        max-width: 480px;
    }

    .banner2-more-btn {
        padding: 10px 24px;
        font-size: 14px;
    }
}

@media (max-width: 992px) {
    .index-banner {
    }

    .index-banner-logo img {
        height: 50px;
    }

    .index-banner-title {
        font-size: 36px;
        letter-spacing: 4px;
        margin-bottom: 12px;
    }

    .index-banner-subtitle {
        font-size: 16px;
        letter-spacing: 2px;
    }

    .arrow {
        width: 45px;
        height: 45px;
    }

    .index-banner-prev {
        left: 20px;
    }

    .index-banner-next {
        right: 20px;
    }

    .banner2-float-left img {
        max-width: 280px;
    }

    .banner2-float-right img {
        max-width: 320px;
    }
}

@media (max-width: 768px) {
    .index-banner {
    }
    
    /* 移动端优化:防止闪烁 */
    .index-banner .wrap {
        -webkit-transform: translate3d(-50%, -50%, 0);
        transform: translate3d(-50%, -50%, 0);
    }

    .arrow {
        width: 40px;
        height: 40px;
    }

    .arrow img {
        width: 20px;
        height: 20px;
    }

    .index-banner-pagination {
        bottom: 30px;
    }

    .index-banner-prev {
        left: 15px;
    }

    .index-banner-next {
        right: 15px;
    }

    .index-banner-logo img {
        height: 40px;
    }

    .index-banner-title {
        font-size: 28px;
        letter-spacing: 3px;
        margin-bottom: 10px;
    }

    .index-banner-subtitle {
        font-size: 14px;
        letter-spacing: 2px;
    }

    .banner2-float-left {
        left: 2%;
    }

    .banner2-float-left img {
        max-width: 200px;
    }

    .banner2-float-right {
        right: 2%;
    }

    .banner2-float-right img {
        max-width: 240px;
    }

    .banner2-more-btn {
        padding: 6px 16px;
        font-size: 12px;
        margin-top: 10px;
    }
}

@media (max-width: 480px) {
    .index-banner {
    }
    
    /* 小屏幕设备强制使用 transform3d */
    .index-banner .wrap {
        -webkit-transform: translate3d(-50%, -50%, 0) !important;
        transform: translate3d(-50%, -50%, 0) !important;
    }

    .arrow {
        display: none;
    }

    .index-banner-pagination {
        bottom: 20px;
    }

    .index-banner-pagination .swiper-pagination-bullet {
        margin: 0 4px;
    }

    .index-banner-logo {
        margin-bottom: 12px;
    }

    .index-banner-logo img {
        height: 32px;
    }

    .index-banner-title {
        font-size: 22px;
        letter-spacing: 2px;
        margin-bottom: 8px;
    }

    .index-banner-subtitle {
        font-size: 12px;
        letter-spacing: 1px;
    }

    .index-banner-pagination  {
        width: 24px;
    }
}

/* 打印样式 */
@media print {
    .index-banner {
        height: auto;
        min-height: auto;
    }

    .arrow,
    .index-banner-pagination {
        display: none;
    }
}

/* ===================================
   关于宣逸栏目
   =================================== */

.about-xuanyi-section {
    padding: 100px 0;
    background-color: #f0f3f6;
    position: relative;
    overflow: hidden;
}

.about-xuanyi-section .wrap {
    display: flex;
    gap: 80px;
    align-items: center;
}

/* 左侧文字内容 */
.about-xuanyi-left {
    flex: 1;
    max-width: 750px;
}

.about-xuanyi-title {
    font-size: 42px;
    font-weight: 700;
    color: #333;
    margin: 0 0 30px 0;
    line-height: 1.2;
}

.about-xuanyi-content {
    margin-bottom: 40px;
}

.about-xuanyi-content p {
    font-size: 18px;
    color: #666;
    line-height: 2;
    margin: 0 0 20px 0;
}

.about-xuanyi-content p:first-child {
    font-size: 24px;
    font-weight: 500;
    color: #202020;
    margin-bottom: 25px;
}

.about-xuanyi-desc {
    text-align: justify;
}

.about-xuanyi-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 40px;
    background-color: #0066cc;
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.about-xuanyi-btn:hover {
    background-color: #0052a3;
    transform: translateX(5px);
    box-shadow: 0 6px 16px rgba(0, 102, 204, 0.3);
}

.about-xuanyi-btn svg {
    transition: transform 0.3s ease;
}

.about-xuanyi-btn:hover svg {
    transform: translateX(3px);
}

/* 右侧地图 */
.about-xuanyi-right {
    flex: 1;
    max-width: 600px;
}


/* 地图标注点定位 */
.network-map-jinan {
    position: absolute;
    left: 52%;
    top: 14%;
}

.network-map-wuxi {
    position: absolute;
    left: 62%;
    top: 27%;
}

.network-map-wuhan {
    position: absolute;
    left: 56%;
    top: 36%;
}

.network-map-chongqing {
    position: absolute;
    left: 32%;
    top: 40%;
}

.network-map-guangzhou {
    position: absolute;
    left: 42%;
    top: 60%;
}

.network-map-dongguan {
    position: absolute;
    left: 58%;
    top: 62%;
}

/* 主营地圆点特殊样式 */
.network-map__dot--primary {
    background: #FF5722;
    box-shadow: 0 0 0 4px rgba(255, 87, 34, 0.2);
}

.about-xuanyi-section .network-map__pulse {
    border-color: rgba(30, 83, 169, 0.6);
}

.about-xuanyi-section .network-map__dot--primary ~ .network-map__pulse {
    border-color: rgba(255, 87, 34, 0.6);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .about-xuanyi-section .wrap {
        gap: 60px;
    }

    .about-xuanyi-title {
        font-size: 40px;
    }

    .about-xuanyi-content p:first-child {
        font-size: 20px;
    }

    .about-xuanyi-content p {
        font-size: 16px;
    }
}

@media (max-width: 992px) {
    .about-xuanyi-section {
        padding: 70px 0;
    }

    .about-xuanyi-section .wrap {
        flex-direction: column;
        gap: 50px;
    }

    .about-xuanyi-left,
    .about-xuanyi-right {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .about-xuanyi-section {
        padding: 50px 0;
    }

    .about-xuanyi-title {
        font-size: 32px;
    }

    .about-xuanyi-content p:first-child {
        font-size: 18px;
    }

    .about-xuanyi-content p {
        font-size: 15px;
    }

    .about-xuanyi-desc {
        text-indent: 1.5em;
    }

    .about-xuanyi-section .network-map__label h4 {
        font-size: 13px;
        padding: 8px 14px;
    }
}

@media (max-width: 480px) {
    .about-xuanyi-title {
        font-size: 28px;
        margin-bottom: 20px;
    }

    .about-xuanyi-content p:first-child {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .about-xuanyi-content p {
        font-size: 14px;
    }

    .about-xuanyi-btn {
        padding: 12px 30px;
        font-size: 15px;
    }
    .about-xuanyi-section .network-map__dot {
        width: 10px;
        height: 10px;
    }

    .about-xuanyi-section .network-map__dot--primary {
        width: 14px;
        height: 14px;
    }

    .about-xuanyi-section .network-map__label h4 {
        font-size: 12px;
        padding: 6px 10px;
    }
}

/* ===================================
   首页数字递增栏目 (index-stats- 前缀)
   =================================== */

.index-stats-section {
    padding: 0;
    width: 100%;
    background-color: #fff;

    border-radius: 9px;
}

.index-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
}

.index-stats-item {
    padding: 50px 40px;
    text-align: center;
    background-color: #fff;
    transition: all 0.3s ease;
    position: relative;
}

.index-stats-item:last-child {
    border-right: none;
}

.index-stats-item:hover {
}

.index-stats-number {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 15px;
}

.index-data-num {
    font-size: 56px;
    font-weight: 700;
    color: #0066cc;
    line-height: 1;
    font-family: 'Arial', sans-serif;
}

.index-stats-unit {
    font-size: 24px;
    font-weight: 500;
    color: #0066cc;
}

.index-stats-label {
    font-size: 16px;
    color: #202020;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .index-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .index-stats-item {
        padding: 40px 30px;
        border-right: none;
        border-bottom: 1px solid #e5e5e5;
    }

    .index-stats-item:nth-child(odd) {
        border-right: 1px solid #e5e5e5;
    }

    .index-stats-item:nth-last-child(-n+2) {
        border-bottom: none;
    }

    .index-data-num {
        font-size: 48px;
    }

    .index-stats-unit {
        font-size: 20px;
    }

    .index-stats-label {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .index-stats-item {
        padding: 35px 25px;
    }

    .index-data-num {
        font-size: 42px;
    }

    .index-stats-unit {
        font-size: 18px;
    }

    .index-stats-label {
        font-size: 14px;
    }
}

@media (max-width: 480px) {

    .index-stats-item {
        padding: 30px 20px;
        border-right: none;
    }

    .index-stats-item:nth-child(odd) {
        border-right: none;
    }

    .index-data-num {
        font-size: 36px;
    }

    .index-stats-unit {
        font-size: 16px;
    }

    .index-stats-label {
        font-size: 13px;
    }
}

/* ===================================
   合作伙伴板块 (pn- 前缀 partners)
   =================================== */

.partners-section {
    padding: 100px 0 140px;
    background:#f7f7f7;
}

/* 合作伙伴Logo网格 */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 22px;
    margin-top: 60px;
}

.partner-item {
    background-color: #fff;
    border-radius: 3px;
    /* padding: 30px 20px; */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
    min-height: 154px;
    position: relative;
    overflow: hidden;
    border-radius: 26px;
    border: 1px solid #eeeeee;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border-color: #0066cc;
}

.partner-logo {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: all 0.3s ease;
}

.partner-item:hover .partner-logo img {
    filter: grayscale(0%);
    opacity: 0;
}

/* 蓝色遮罩层 */
.partner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(36, 72, 177, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.partner-item:hover .partner-overlay {
    opacity: 1;
}

.partner-name {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    text-align: center;
    padding: 0 10px;
    line-height: 1.4;
}

/* 响应式设计 */

@media (max-width: 1600px) {
    .partner-item {
        min-height: 144px;
    }
.partners-section {
    padding: 100px 0 130px;
    background:#f7f7f7;
}


}
@media (max-width: 1440px) {
    .partner-item {
        min-height: 134px;
    }
    .partners-section {
        padding: 90px 0 100px;
        background:#f7f7f7;
    }
}


@media (max-width: 1200px) {
    .partners-section {
        padding: 90px 0 100px;
        background:#f7f7f7;
    }
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .partner-item {
        border-radius: 5px;
    }
}

@media (max-width: 768px) {
    .partners-section {
        padding: 50px 0;
    }

    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
        margin-top: 40px;
    }

    .partner-item {
        padding: 25px 15px;
        min-height: auto;
    }


    .partner-name {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .partner-item {
        padding:  10px;
    }


    .partner-name {
        font-size: 13px;
    }
}

/* ===================================
   首页订货流程板块 (index-order- 前缀)
   =================================== */
.index-order-process-section .wrap{
    display: flex;
    align-content: center;
    align-items: center;
}
.index-order-process-section {
    padding: 80px 0;
    background: #30519b;
    position: relative;
    overflow: hidden;
}

/* 背景装饰 */
.index-order-process-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.index-order-process-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    border-radius: 50%;
}

/* 标题 */
.index-order-title-wrapper {
    text-align: left;
    position: relative;
    z-index: 2;
    width: 16%;
}

.index-order-title {
    font-size: 42px;
    font-weight: 500;
    color: #fff;
    margin: 0;
    position: relative;
    padding-bottom: 30px;
}

.index-order-title:after {
   content: ' ';
   display: inline-block;
   width: 51px;
   background: #fff;
   height: 1px;
   position: absolute;
   left: 0;
   bottom: 0;

}

/* 流程步骤容器 */
.index-order-steps {
    width: 82%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
    padding-left: 5%;
    border-left: 1px solid #4675bd;
}

/* 单个步骤 */
.index-order-step {
    flex: 0 0 auto;
    display: flex;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    position: relative;
}

/* 图标容器 */
.index-order-step-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.index-order-step:hover .index-order-step-icon {
    transform: rotateY(360deg);
}


/* 步骤文字 */
.index-order-step-text {
    font-size:16px;
    font-weight: 500;
    color: #fff;
    margin: 0;
    padding-bottom: 8px;
    text-align: center;
    white-space: nowrap;
}

/* 步骤数字 */
.index-order-step-number {
    width: 46px;
    height: 46px;
    border: 2px solid #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 500;
    color: #fff;
    transition: all 0.3s ease;
    position: relative;
}

.index-order-step:hover .index-order-step-number {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

/* 连接线 */
.index-order-line {
    flex: 1;
    height: 1px;
    background: #fff;
    position: absolute;
    width: 68px;
    top: 50%;
    left: 170%;
    transform: translateY(-50%);
    opacity: 0.4;
}



.hp-main-product1  {
    position: relative;
    height: 485px;
    width: 49%;
}
.hp-main-product1 .hp-main-image{
    position: absolute;
    right: 0;
    bottom: 0;
    display: inline-block;
    z-index: 9;
}
.hp-main-image img {
    width: auto;
}




/* 响应式设计 */
@media (max-width: 1600px) {
    .index-order-step-text {
        font-size: 14px;
    }
}
@media (max-width: 1440px) {
    .index-order-title {
        font-size: 36px;
    }

    .index-order-step-icon {
        width: 70px;
        height: 70px;
    }

    .index-order-step-icon svg {
        width: 42px;
        height: 42px;
    }
    .index-order-line {
        margin: 0 10px;
        margin-bottom: 100px;
    }
.index-order-steps {
    width: 87%;
    padding-left: 2%;
}
.index-order-line{
    left: 140%;
}
    .index-order-step-text {
        font-size: 12px;
    }
    .index-order-title-wrapper {
        width: 12%;
    }
        .index-order-title {
        font-size: 22px;
    }
}

@media (max-width: 1200px) {
    .index-order-steps {
        flex-wrap: wrap;
        gap: 40px;
        justify-content: center;
    }

    .index-order-step {
        flex: 0 0 calc(25% - 30px);
        min-width: 100px;
    }

    .index-order-line {
        display: none;
    }

    /* 在平板上重新显示部分连接线 */
    .index-order-line:nth-child(2),
    .index-order-line:nth-child(4),
    .index-order-line:nth-child(6) {
        display: block;
        flex: 0 0 40px;
        margin-bottom: 100px;
    }
}

@media (max-width: 768px) {
    .index-order-process-section {
        padding: 50px 0;
    }

    .index-order-title-wrapper {
        margin-bottom: 40px;
        text-align: center;
    }

    .index-order-title {
        font-size: 28px;
        border-left: none;
        padding-left: 0;
    }

    .index-order-steps {
        gap: 30px;
    }

    .index-order-step {
        flex: 0 0 calc(50% - 15px);
    }

    .index-order-step-icon {
        width: 60px;
        height: 60px;
    }

    .index-order-step-icon svg {
        width: 36px;
        height: 36px;
    }


    .index-order-step-number {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }

    .index-order-line {
        display: none;
    }
}

@media (max-width: 480px) {
    .index-order-title {
        font-size: 24px;
    }

    .index-order-steps {
        gap: 25px;
    }

    .index-order-step {
        flex: 0 0 100%;
    }

    .index-order-step-icon {
        width: 56px;
        height: 56px;
    }

    .index-order-step-icon svg {
        width: 32px;
        height: 32px;
    }
}


.banner2-float-right ,.banner2-float-left  {
    max-width:38%;
}
.banner2-float-right img ,.banner2-float-left img {
    max-width:100%;
}
/* 响应式设计 */
@media (max-width: 1600px) {
        .ia-tabs {
            
            gap: 0px;
        }
        .ia-card-title {
            font-size: 22px;
            color: #333;
            margin: 0;
        }
        .ia-main-title {
            font-size: 28px;
        }
        .index-news-content {
            gap: 80px;
        }
        .index-order-line {
            width: 30px;
        }
        .about-xuanyi-left {
            padding-bottom: 80px;
        }
}
@media (max-width: 1440px) {
     .networdk_map_left {
        zoom: 0.6;
    }
    .index-banner-logo img {
        height: 40px;
        width: auto;
    }

    .index-banner-title {
        font-size: 36px;
    }
    .index-banner-subtitle {
        font-size: 18px;
    }
    .banner2-float-right {
        position: absolute;
        right: 8%;
        top: 30%;
    }
    .about-xuanyi-content p:first-child {
        font-size: 20px;
        margin-bottom: 15px;
    }
    .about-xuanyi-title {
        font-size: 32px;
        margin: 0 0 20px 0;
    }

.banner2-more-btn {
    margin-top: 40px !important;
    gap: 15px;
    cursor: pointer;
    padding: 7px 22px !important;
    border-radius: 5px !important;
    font-size: 18px !important;
}
    .ia-tabs {
        border-bottom: none;
    }
    .partners-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 20px;
        margin-top: 40px;
    }
    .ia-tab-text {
        display: inline-block;
        padding: 0 14px 0px;  
        font-size: 18px;
    }

    .ia-tabs {
        margin: 0px 0 30px 0;
    }
    .ia-card-title {
            font-size: 18px;
            color: #333;
            margin: 0;
        }
    .ia-card {
        
        gap: 27px;
        padding: 50px 20px;
    }

    .ia-main-card {
        flex: 0 0 calc(50% - 15px);
        position: relative;
        overflow: hidden;
        height: 420px;
        cursor: pointer;
    }
    .ia-content {
        gap: 30px;
    }
    .ia-cards-grid {
        gap: 30px;
    }
        .index-news-content {
            gap: 0px;
        }
    .index-news-title {
        font-size: 28px;
        font-weight: 600;
    }
    .index-tech-card {
        height: 220px;
    }


}
@media (max-width: 1200px) {
        .about-xuanyi-section .wrap {
        gap: 40px;
    }
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
        margin-top: 30px;
    }

    .index-news-content {
        gap: 10px;
    }
    .index-news-item-arrow {
        display: none;
    }
    .index-order-steps{
        padding-left: 0;
        width: 100%;
        border: none;
    }
    .index-order-title-wrapper {
        display: none;
    }

    .index-order-step-icon img ,.index-order-step-icon img{
        max-width: 40px;
        width: 40px;
        max-height: 40px;
        height: 40px;
    }
    .index-order-step-text {
        font-size: 18px;
    }
    .index-order-step {
        
        gap: 5px;
    }
    .index-order-process-section {
        padding: 60px 0;
    }

.banner2-more-btn {
    margin-top: 30px !important;
    gap: 15px;
    cursor: pointer;
    padding: 4px 22px !important;
    border-radius: 5px !important;
    font-size: 14px !important;
}

}


@media (max-width: 991px) {
   .index-banner-title {
        font-size: 26px;
        margin-bottom: 5px;
    }
    .index-banner-logo {
    margin-bottom: 10px;
}

.banner2-more-btn {
   
    display: none;
}
.index-banner-pagination {
    position: absolute;
    bottom: 20px !important;
    left: 50% !important;
    transform: translateX(-50%);
    z-index: 10;
}
.index-banner-pagination  {
    width: 37px;
}
    .index-banner-subtitle {
        font-size: 16px;
    }
    .networdk_map_left {
        zoom: 1;
    }
    .about-xuanyi-left {
        padding-bottom: 20px ;
    }
    .networdk_map_left {
        padding-bottom: 40px;
    }
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
        margin-top: 30px;
    }
    .index-tech-support-section {
        padding: 50px 0;
        background-color: #f8f9fa;
    }

.index-tech-grid {
    margin-top: 20px;
}
















}
@media (max-width: 768px) {

   .index-banner-title {
        font-size: 22x;
        margin-bottom: 0;
    }
    .index-banner-logo {
    margin-bottom: 3px;
}
.index-banner-pagination {
    position: absolute;
    bottom:14px !important;
    left: 50% !important;
    transform: translateX(-50%);
    z-index: 10;
}
.index-banner-pagination  {
    width: 37px;
}
.index-banner-logo img {
        height: 20px;
        width: auto;
    }
    .index-banner-subtitle {
        font-size: 16px;
    }
.hp-tabs {
    flex-wrap: wrap;
    justify-content: flex-start;
    margin-bottom: 0px;
}
.hp-grid-products {
    margin-top: 10px;
}
.hp-grid-item-top .hp-grid-category {
    font-size: 16px;
}
    .hp-grid-item-top .hp-grid-title {
        font-size:18px;
    }

.hp-main-btn {display: none;}
.hp-grid-item {
        height: 240px;
        padding: 12px;
        width: 100%;
    }
    .hp-grid-products {
        gap: 8px;
    }

.hp-grid-category {
    font-size: 14px;
    padding-bottom: 12px;
}

.hp-grid-image {
    width: 100%;
    padding: 0 20px;
        height: 180px;
}
.hp-grid-item::after{
    display: none !important;
}

.hp-more-btn {
    gap: 6px;
    padding: 12px 25px;
    font-size: 14px;
}
.hp-more-wrapper {
    margin-top: 20px;
}


    .about-xuanyi-title {
        font-size: 22px;
        margin: 0 0 10px 0;
    }
.network-map__label {
    font-size: 16px;border-radius: 0;
    margin-bottom: 1px;
    margin-right: 1px;
    background: #fff;
}
    .about-xuanyi-section .wrap {
        gap: 10px;
    }

.about-xuanyi-content {
    margin-bottom:10px;
}
    .index-data-num {
        font-size: 36px;
    }
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 20px;
        gap: 14px;
    }
}
@media (max-width:480px) {
        .index-data-num {
        font-size: 26px;
    }
    
        .index-stats-item {
        padding: 20px 10px;
        }
        .index-stats-number {
            margin-bottom: 8px;
        }
    .ia-tab-item {
        padding: 12px 0px;
        border-bottom: 1px solid #eee;
        width: 48%;
    }
.ia-tabs {
        flex-direction: row;
        grid-template-columns: repeat(2, 1fr);
}
    .ia-tab-text {
        display: inline-block;
        padding: 0 12px 0px;
        text-align: center;
        font-size: 14px;
        width: 100%;
    }
.ia-main-overlay {
    width: 100%;
}


.ia-main-btn {
    display: none;
}
.ia-main-overlay {
    position: relative;

}
    .ia-main-title {
        font-size: 20px;
        margin-bottom: 8px;
    }

.ia-main-desc {
    margin-bottom: 0;
}


.ia-card {
    border-radius: 0;
        gap: 17px;
        padding: 30px 10px 20px;

}
    .ia-cards-grid {
        gap: 20px;
    }

    .index-news-header {
        flex-direction: row;
        align-items: flex-start;
        gap: 10px;
    }
    .hp-more-btn {
        gap: 6px;
        padding: 8px 18px;
        font-size: 14px;
    }
    .index-news-title {
        font-size: 22px;
        font-weight: 500;
    }
        .index-news-header {
        margin-bottom: 20px;
    }
    .index-news-item-simple .index-news-item-date {
        font-size: 14px;
    }


.index-order-steps  {
    
        flex-direction: row;
        grid-template-columns: repeat(2, 1fr);
}


.index-order-process-section {
    
}
.index-order-step {
        flex: auto;
    }


.index-order-step-icon img, .index-order-step-icon img {
        max-width: 34px;
        max-height: 34px;
    }
    .index-order-step-text {
        font-size: 14px;
        padding-bottom: 3px;
    }
.index-order-step-number {
    width: 30px;
    height: 30px;
    border-radius: 0;
    border: none;
    border-bottom: 1px solid #fff;
    display: none;
}
.index-order-step {
        gap: 0;
        width: 45%;
    }

    .index-order-process-section {
        padding: 20px 0;
    }


.hp-more-btn .btn-icon {
    width: 13px;
    height: 13px;
    transition: all 0.3s ease;
    background: url(../images/more3.png) no-repeat center center;
    background-size: cover;
}

.index-news-item-date {
    font-size: 14px;}
.hp-grid-item-top {
    
        height: 300px;
}
    .about-xuanyi-content p:first-child {
        font-size:16px;
        margin-bottom: 8px;
    }




.index-banner-pagination .swiper-pagination-bullet {
    width: 37px;
}



    .index-banner-title {
        font-size: 18px;
    }
    .index-banner-subtitle {
        font-size: 14px;
    }


    .banner2-float-left {
        left: 6%;
    }

    .banner2-float-left img {
        max-height: 120px;
    }

}

/* ===================================
   经典案例栏目样式
   =================================== */

.classic-cases-section {
    padding: 100px 0;
    overflow: hidden;
}
.classic-cases-section .section-title::after{
    display: none;
}
.classic-cases-section .section-subtitle{
   padding-top: 0;
}

.section-subtitle {
    font-size: 16px;
   padding-top: 20px;
    color: #666;
    margin: 0;
}

/* 轮播容器 */
.classic-cases-swiper {
    position: relative;
    width: 1200px;
    margin: 0 auto;
    padding: 0 0 60px;
    overflow: visible;
    padding-bottom: 50px;
    background: url(../images/bg2.png) no-repeat center bottom;
}

.classic-cases-swiper .swiper-wrapper {
    display: flex;
    align-items: center;
}

.classic-cases-swiper .swiper-slide {
    width: 860px;
    height:500px;
    background: #fff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border-radius: 20px;
    overflow: hidden;
}

/* 案例卡片 */
.case-card {
    position: relative;
    width: 100%;
    height: 100%;
    background: #fff;
}

.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    z-index: 2;
}
.case-card::after {
    background: url(../images/bg1.png) repeat-x left bottom;
    position: absolute;
    z-index: 8;
    left: 0;
    content: ' ';

    right: 0;
    bottom: 0;
    top: 0;
}

.case-card .case-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9;
    color: #fff;
    padding: 50px 30px 25px;
    font-size: 22px;
    font-weight: 500;
    text-align: center;
}

/* 切换按钮 */
.classic-cases-prev,
.classic-cases-next {
    position: absolute;
    top: 46%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    z-index: 20;
    color: #333;
}

.classic-cases-prev:hover,
.classic-cases-next:hover {
    background: #e30613;
    color: #fff;
    box-shadow: 0 6px 20px rgba(227, 6, 19, 0.3);
}

.classic-cases-prev {
    left: 145px;
}

.classic-cases-next {
    right: 145px;
}

/* 分页器 */
.classic-cases-swiper .swiper-pagination {
    width: 100%;
    bottom: 20px;
    position: absolute;
    display: none; /* PC端隐藏分页器 */
}

.classic-cases-swiper .swiper-pagination-bullet {
    margin: 0 5px;
    border: 3px solid #fff;
    background-color: #d5d5d5;
    width: 12px;
    height: 12px;
    opacity: 1;
}

.classic-cases-swiper .swiper-pagination-bullet-active {
    border: 3px solid #e30613;
    background-color: #fff;
}

/* 响应式设计 */

@media (max-width: 1600px) {

}
@media (max-width: 1440px) {

    
    .classic-cases-swiper {
        width: 1000px;

        padding: 0 0 30px;
        background: none;
    }

    .classic-cases-swiper .swiper-slide {
        width: 650px;
        height: 380px;
    }

    .classic-cases-prev {
        left: 150px;
    }

    .classic-cases-next {
        right: 150px;
    }
}

@media (max-width: 1200px) {
    .classic-cases-swiper {
        width: 90%;
        max-width: 900px;
    }

    .classic-cases-swiper .swiper-slide {
        width: 600px;
        height: 350px;
    }

    .classic-cases-prev {
        left: 120px;
    }

    .classic-cases-next {
        right: 120px;
    }
}


@media (max-width: 1024px) {
    .classic-cases-section {
        padding: 60px 0;
    }

    .classic-cases-section .section-title {
        font-size: 36px;
    }

    .classic-cases-swiper {
        width: 95%;
        padding: 0 0 50px;
    }

    .classic-cases-swiper .swiper-slide {
        width: 420px;
        height: 320px;
    }

    .case-card .case-title {
        font-size: 16px;
        padding: 40px 25px 20px;
    }

    .classic-cases-prev,
    .classic-cases-next {
        width: 45px;
        height: 45px;
    }

    .classic-cases-prev {
        left: 160px;
    }

    .classic-cases-next {
        right: 160px;
    }
}

@media (max-width: 768px) {
    .classic-cases-section {
        padding: 50px 0;
    }

    .classic-cases-section .section-title {
        font-size: 28px;
    }

    .classic-cases-section .section-subtitle {
        font-size: 14px;
    }

    .classic-cases-swiper {
        width: 100%;
        overflow: hidden; /* 移动端不需要3D效果，使用hidden */
        padding: 0 0 50px; /* 只保留底部padding给分页器留空间 */
        margin: 0 auto;
    }

    /* 移动端显示分页器 */
    .classic-cases-swiper .swiper-pagination {
        display: block;
    }

    .classic-cases-swiper .swiper-slide {
        width: 100%; /* 移动端全屏显示 */
        height: 320px;
        box-sizing: border-box; /* 确保padding不会增加宽度 */
        padding: 0 15px; /* 将padding移到slide上 */
    }

    .case-card .case-title {
        font-size: 15px;
        padding: 35px 20px 18px;
    }

    .classic-cases-prev,
    .classic-cases-next {
        width: 40px;
        height: 40px;
    }

    .classic-cases-prev svg,
    .classic-cases-next svg {
        width: 18px;
        height: 18px;
    }

    .classic-cases-prev {
        left: 5px;
    }

    .classic-cases-next {
        right: 5px;
    }
}

@media (max-width: 480px) {
    .classic-cases-swiper {
        padding: 0 0 45px; /* 只保留底部padding */
    }

    .classic-cases-swiper .swiper-slide {
        width: 100%; /* 小屏手机全屏显示 */
        height: 230px;
        padding: 0;
        border-radius: 0;
    }

    .case-card .case-title {
        font-size: 14px;
        padding: 30px 15px 15px;
    }

    .classic-cases-prev,
    .classic-cases-next {
        width: 36px;
        height: 36px;
    }

    .classic-cases-prev svg,
    .classic-cases-next svg {
        width: 16px;
        height: 16px;
    }
}

/* ===================================
   选择我们6大理由板块
   =================================== */

.why-choose-us-section {
    padding: 120px 0;
    background: #f7f7f7;
}

/* 标题区域 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

/* 理由网格 */
.reasons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0 20px;
    padding:40px 80px ;
    border-radius: 60px;
    margin: 0 auto;
    background: #ffffff;
}

/* 单个理由卡片 */
.reason-item {
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 20px;
}


.reason-item:hover {
    transform: translateY(-8px);
    background: #fff;
}

.reason-item:hover::before {
    transform: scaleX(1);
}

.reason-item-box {
    display:flex; 
    justify-content: space-between;
    align-items: center;
    width: 100%;
    position: relative;
    z-index: 1;

}

/* 图标 */
.reason-icon {
    flex-shrink: 0;
    width: 83px;
    height: 83px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.reason-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.reason-item:hover .reason-icon img {
    transform: scale(1.08);
}

/* 内容区域 */
.reason-content {
    flex: 1;
    text-align: left;
    padding-left: 17px;
}

/* 标题 */
.reason-title {
    font-size: 23px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 6px 0;
    line-height: 1.4;
}

/* 英文副标题 */
.reason-subtitle {
    font-size: 17px;
    color: #999;
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* 描述文字 */
.reason-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin: 0;
    flex-basis: 100%;
    width: 100%;
}


.index-ads-swiper {
    display: flex;
    padding: 57px 140px 0;
    justify-content: center;
    gap: 42px;
}
.index-ad {
  flex: 1;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}
.index-ad img {
  width: 100%;
  display: block;
  height: auto;
}
.index-ad i.star-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -20%);
}
/* 响应式设计 */

@media (max-width: 1600px) {
    .reasons-grid {
        padding: 20px 40px;
        border-radius: 40px;
    }
    .reason-item {
        padding: 20px; 
    }
    .reason-title {
        font-size:18px;
    }

    .index-ads-swiper {
        display: flex;
        padding: 57px 120px 0;
        gap: 42px;
    }

}
@media (max-width: 1440px) {

    .index-ads-swiper {
        display: flex;
        padding: 47px 80px 0;
        gap: 32px;
    }
}
@media (max-width: 991px) {
    .index-ads-swiper {
        display: flex;
        padding: 47px 20px 0;
        gap: 32px;
    }
    /* 产品中心中等屏幕样式 */
    .index-product-center-section .section-title {
        font-size: 36px;
    }
    .index-ad i.star-svg  svg{
            width: 63px;
        height: 63px;
    }

    /* 选择我们的理由 */
    .why-choose-us-section {
        padding: 60px 0;
    }
    .reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .why-choose-us-section .section-title {
        font-size: 36px;
    }
    .reasons-grid {
        gap: 25px 20px;
    }

    .reason-item {
        padding: 25px 20px;
        gap: 15px;
    }

    .reason-icon {
        width: 60px;
        height: 60px;
    }

    .reason-title {
        font-size: 17px;
    }

    .reason-desc {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .index-ads-swiper {
        padding: 27px 10px 0;
        gap: 18px;
        flex-wrap: wrap;
    }
    .index-ad {
        flex: auto;
    }
    .why-choose-us-section {
        padding: 50px 0;
    }

    .why-choose-us-section .section-title {
        font-size: 20px;
    }

    .why-choose-us-section .section-title::after {
        width: 50px;
        height: 3px;
        bottom: -12px;
    }

    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 20px; 
        padding: 0;
        background: none;
    }

    .reason-item {
        padding:  18px;
        border-radius: 10px;
        gap: 12px;
        background: #fff;
    }

    .reason-icon {
        width: 55px;
        height: 55px;
    }

    .reason-title {
        font-size: 16px;
    }

    .reason-subtitle {
        font-size: 11px;
    }

    .reason-desc {
        font-size: 13px;
        line-height: 1.7;
    }
}


/* ==================== 视频弹窗样式 ==================== */
#video-modal {
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

#video-modal .video-modal-mask {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
}

#video-modal .video-modal-content {
    position: relative;
    z-index: 1;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

#video-modal .video-modal-content video {
    width: 60vw;
    max-width: 800px;
    height: auto;
    max-height: 90vh;
    border-radius: 8px;
    background: #000;
    display: block;
    margin: 0 auto;
    object-fit: contain;
}

#video-modal .video-modal-content .video-modal-close {
    font-size: 40px;
    color: #fff;
    font-weight: bold;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    line-height: 48px;
    text-align: center;
    cursor: pointer;
    position: absolute;
    top: 10px;
    right: 20px;
    z-index: 2;
    transition: background 0.2s, color 0.2s;
}

#video-modal .video-modal-content .video-modal-close:hover {
    background: #ff3b3b;
    color: #fff;
}

@media (max-width: 768px) {
    #video-modal .video-modal-content video {
        width: 90vw;
        max-width: 100vw;
        max-height: 90vh;
    }
}

/* ==================== 关于字牌汇板块 ==================== */
.about-company-section {
    padding: 130px 0;
    background:#fff url(../images/aboutbg2.png) no-repeat center bottom / cover;
}

.about-company-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

/* 左侧内容 */
.about-company-left {
    flex: 1;
    max-width: 40%;
}

.about-company-title {
    font-size: 42px;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0 0 15px 0;
    padding-bottom: 39px;
    line-height: 1.2;
    border-bottom: 1px solid #bdbdbd;
    position: relative;
}

.about-company-divider {
    width: 73px;
    height: 3px;
    background: #e30613;
    position: absolute;
    left: 0 ;   
    bottom: -1px;
}

.about-company-intro {
    font-size: 16px;
    line-height: 1.9;
    color: #666;
    margin-bottom: 35px;
    text-align: justify;
}

/* 数据网格 */
.about-data-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px 20px;
    margin-bottom: 40px;
}
.about-company-title span{
    color: #30519b;
}

.about-data-item {
    text-align: left;
}

.about-data-number {
    font-size: 40px;
    font-weight: bold;
    color: #30519b;
    margin-bottom: 8px;
    line-height: 1;
}

.about-data-number sup {
    font-size: 18px;
    font-weight: 400;
    margin-left: 2px;
    color: #000;
    position: relative;
    top: -8px;
}

.about-data-number sub {
    font-size: 14px;
    font-weight: 400;
    vertical-align: baseline;
}
.sub1 {
    font-size: 20px !important;
}
.about-data-label {
    font-size: 14px;
    color: #333;
    line-height: 1.5;
}

/* 更多详情按钮 */
.about-more-btn {
    display: inline-block;
    padding: 12px 35px;
    background: #30519b;
    color: #fff;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.about-more-btn:hover {
    background: #2653b4;color: #30519b;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(1, 104, 183, 0.3);
}

/* 右侧图片 */
.about-company-right {
    flex: 1;
    max-width: 50%;
}

.about-company-right img {
    width: 100%;
    height: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    display: block;
}

/* ==================== 产品中心板块 ==================== */
.index-product-center-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.index-product-center-section .wrap {
    max-width: 1526px;
}

.index-product-center-section .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
    text-align: left;
}

.index-product-center-section .section-title {
    font-size: 45px;
    font-weight: 500;
    color: #1d1d1d;
    margin: 0;
}


.index-product-center-section .section-title span {
    color: #30519b;
}

.index-product-center-section .section-title::after {
    display: none;
}

.index-view-more-btn {
    padding: 12px 30px;
    background: #30519b;
    color: #fff;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s;
}

.index-view-more-btn:hover {
    background: #243d7a;
    color: #fff;
    transform: translateY(-2px);
}

@media (max-width: 1600px) {

}
@media (max-width: 1440px) {
    .about-company-container {
        
    }
    .index-product-center-section .section-header{
        margin-bottom: 40px;
    }
    .index-product-center-section .section-title {
        font-size: 35px;
    }
    .about-company-left {
        flex: 1;
        max-width: 50%;
    }
    .about-company-title {
        font-size: 32px;
        margin: 0 0 15px 0;
        padding-bottom: 29px;
    }
    .about-data-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px 12px;
        margin-bottom: 20px;
    }
    .about-more-btn {
        padding: 12px 20px;
        font-size: 16px;
    }
    .about-company-section {
        padding: 110px 0;
    }
}
@media (max-width: 1200px) {
    .about-company-title {
        font-size: 22px;
        margin: 0 0 15px 0;
        padding-bottom: 20px;
    }
    .about-company-section {
        padding: 80px 0;
    }
    .about-company-intro {
        font-size: 14px;
        line-height: 1.4;
        margin-bottom: 25px;
    }
    .about-more-btn {
        padding: 8px 20px;
        font-size: 14px;
    }

}
@media (max-width: 991px) {
        .about-data-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-company-title {
        font-size: 19px;
        margin: 0 0 15px 0;
        padding-bottom: 20px;
    }
    .about-company-section{
        padding: 40px 0;
    }
    .about-company-left {
        width: 100%;
        flex: auto;
        max-width: 100%;
    }
    .about-company-right {
        flex: auto;
        width: 100%;
        max-width: 100%;
    }
    .about-company-container {
        gap: 40px;
        flex-wrap: wrap;
    }
    .about-data-number {
        font-size: 24px;
    }
}
@media (max-width: 768px) {
    .about-company-section{
        padding: 30px 0;
    }
    .sub1 {
        font-size:16px !important;
    }
}

/* 产品容器 - 横向滚动（PC端） */
.index-product-container {
    position: relative;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #30519b #f0f0f0;
}

/* 移动端Swiper默认隐藏 */
.index-product-mobile {
    display: none;
}

.index-product-container::-webkit-scrollbar {
    height: 8px;
}

.index-product-container::-webkit-scrollbar-track {
    background: #f0f0f0;
    border-radius: 4px;
}

.index-product-container::-webkit-scrollbar-thumb {
    background: #30519b;
    border-radius: 4px;
}

.index-product-container::-webkit-scrollbar-thumb:hover {
    background: #243d7a;
}

.index-product-wrapper {
    display: flex;
    gap: 18px;
    padding-bottom: 50px;
}

.index-product-slide {
    flex: 0 0 306px;
    width: 306px;
    height: 558px;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
}

/* 鼠标悬停或active时放大 - 平缓过渡 */
.index-product-slide:hover,
.index-product-slide.index-product-active {
    flex: 0 0 786px;
    width: 786px;
    height: 558px;
    opacity: 1;
    z-index: 10;
}

/* 产品卡片 */
.index-product-card {
    height: 558px;
    background: #fff;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    transition: all 2s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.index-product-card:hover {
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.index-product-image {
    position: relative;
    flex: 1;
    overflow: hidden;
}

.index-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.index-product-card:hover .index-product-image img {
    transform: scale(1.05);
}

/* 产品遮罩层 - 默认垂直居中 */
.index-product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;
    transition: justify-content 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 展开时改为底部对齐 */
.index-product-slide:hover .index-product-overlay,
.index-product-slide.index-product-active .index-product-overlay {
    /* justify-content: flex-end; */
}

/* 英文标签 - 默认显示 */
.index-product-overlay .index-product-tag {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
    display: block;
    opacity: 1;
    max-height: 30px;
    overflow: hidden;
    transition: all 0.4s ease;
}

/* 展开时英文向上消失 */
.index-product-slide:hover .index-product-overlay .index-product-tag,
.index-product-slide.index-product-active .index-product-overlay .index-product-tag {
    opacity: 0;
    max-height: 0;
    margin-bottom: 0;
    transform: translateY(-20px);
}

/* 中文标题 */
.index-product-overlay .index-product-title {
    font-size:24px;
    font-weight: 500 ;
    margin: 0;
    color: #fff;
    transition: all 0.4s ease;
}

/* 展开时标题向上移动 */
.index-product-slide:hover .index-product-overlay .index-product-title,
.index-product-slide.index-product-active .index-product-overlay .index-product-title {
    margin-bottom: 40px;
    font-size: 45px;
}

/* 描述 - 默认隐藏 */
.index-product-overlay .index-product-desc {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255,255,255,0.9);
    margin: 0 0 20px 0;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transform: translateY(10px);
    transition: all 0.5s ease;
    width: 700px;
    display: inline-block;
}

/* 展开时显示描述 */
.index-product-slide:hover .index-product-overlay .index-product-desc,
.index-product-slide.index-product-active .index-product-overlay .index-product-desc {
    opacity: 1;
    min-height: 200px;
    transform: translateY(0);
}

/* 箭头 - 默认隐藏 */
.index-product-arrow {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
    text-decoration: none;
    transition: all 0.4s ease;
    opacity: 1;
    transform: translateY(10px);
    align-self: flex-start;
    position: absolute;
    left: 30px;
    bottom: 60px;
}

/* 展开时显示箭头 */
.index-product-slide:hover .index-product-arrow,
.index-product-slide.index-product-active .index-product-arrow {
    opacity: 1;
    max-height: 50px;
    transform: translateY(0);
}

.index-product-arrow:hover {
    transform: translateY(-3px);
}

/* 产品信息 - 默认显示，展开时隐藏 */
.index-product-info {
    background: #fff;
    padding: 20px;
    opacity: 1;
    transition: all 0.3s;
    max-height: 100px;
    overflow: hidden;
}

.index-product-slide:hover .index-product-info,
.index-product-slide.index-product-active .index-product-info {
    opacity: 0;
    max-height: 0;
    padding: 0;
}

.index-product-tag-small {
    font-size: 12px;
    color: #999;
    display: block;
    margin-bottom: 8px;
}

.index-product-name {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

/* 自定义进度条 */
.index-product-scrollbar-container {
    margin-top: 50px;
    position: relative;
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
}

.index-product-scrollbar {
    height: 100%;
    background: #30519b;
    border-radius: 2px;
    transition: width 0.3s;
}


@media (max-width: 1600px) {
        .index-product-slide {
            flex: 0 0 280px;
            width: 280px;
            height: 558px;
        }
        .index-product-slide:hover, .index-product-slide.index-product-active {
            flex: 0 0 766px;
            width: 766px;
            height: 558px; 
        }
}
@media (max-width: 1440px) {

        .index-product-slide {
            flex: 0 0 230px;
            width: 230px;
            height: 500px;
        }
        .index-product-slide:hover, .index-product-slide.index-product-active {
            flex: 0 0 726px;
            width: 726px;
            height: 500px; 
        }
        .index-product-card {
            height: 500px;
        }
        .index-product-overlay .index-product-desc {
            width: 640px;

        }
        .index-product-slide:hover .index-product-overlay .index-product-title, .index-product-slide.index-product-active .index-product-overlay .index-product-title {
            margin-bottom: 20px;
            font-size: 35px;
        }
}
@media (max-width: 1200px) {
        .index-product-slide {
            flex: 0 0 210px;
            width: 210px;
            height: 480px;
        }
        .index-product-slide:hover, .index-product-slide.index-product-active {
            flex: 0 0 700px;
            width: 700px;
            height: 480px; 
        }
        .index-product-card {
            height: 500px;
        }
        .index-product-overlay .index-product-desc {
            width: 620px;

        }
        .index-product-slide:hover .index-product-overlay .index-product-title, .index-product-slide.index-product-active .index-product-overlay .index-product-title {
            margin-bottom: 20px;
            font-size: 30px;
        }

}
@media (max-width: 991px) {
        .index-product-slide {
            flex: 0 0 210px;
            width: 210px;
            height: 480px;
        }
        .index-product-slide:hover, .index-product-slide.index-product-active {
            flex: 0 0 700px;
            width: 700px;
            height: 480px; 
        }
        .index-product-card {
            height: 500px;
        }
        .index-product-overlay .index-product-desc {
            width: 620px;

        }
        .index-product-slide:hover .index-product-overlay .index-product-title, .index-product-slide.index-product-active .index-product-overlay .index-product-title {
            margin-bottom: 20px;
            font-size: 30px;
        }

}
@media (max-width: 768px) {
    /* 产品中心板块移动端适配 */
    .index-product-center-section {
        padding: 40px 0;
    }
    .index-product-center-section .section-header {
        flex-direction: row;
        align-items: flex-start;
        gap: 20px;
        margin-bottom: 30px;
    }
    
    .index-product-center-section .section-title {
        font-size: 28px;
    }
    
    .index-view-more-btn {
        padding: 10px 24px;
        font-size: 14px;
    }
    
    /* 产品容器 */
    .index-product-container {
        margin: 0 20px;
        padding-bottom: 20px;
    }
    
    .index-product-wrapper {
        gap: 20px;
    }
    
    /* 产品卡片 - 移动端调整尺寸 */
    .index-product-slide {
        flex: 0 0 250px;
        width: 250px;
        height: 400px;
    }
    
    /* 展开状态 - 移动端占满屏幕宽度 */
    .index-product-slide:hover,
    .index-product-slide.index-product-active {
        flex: 0 0 calc(100vw - 60px);
        width: calc(100vw - 60px);
        max-width: 500px;
        height: 400px;
    }
    
    /* 产品卡片高度调整 */
    .index-product-card {
        height: 400px;
    }
    
    /* 遮罩层内边距 */
    .index-product-overlay {
        padding: 25px;
    }
    
    /* 标签字体 */
    .index-product-overlay .index-product-tag {
        font-size: 12px;
    }
    
    /* 标题字体 */
    .index-product-overlay .index-product-title {
        font-size: 24px;
    }
    
    /* 描述区域 */
    .index-product-overlay .index-product-desc {
        font-size: 13px;
        line-height: 1.6;
        width: 100%;
        max-width: 100%;
    }
    
    .index-product-slide:hover .index-product-overlay .index-product-desc,
    .index-product-slide.index-product-active .index-product-overlay .index-product-desc {
        min-height: 120px;
    }
    
    /* 箭头按钮 */
    .index-product-arrow {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    /* 产品信息区 */
    .index-product-info {
        padding: 15px;
        max-height: 80px;
    }
    
    .index-product-tag-small {
        font-size: 11px;
        margin-bottom: 6px;
    }
    
    .index-product-name {
        font-size: 16px;
    }
    .index-product-wrapper {
        padding-bottom: 20px;
        height: 400px;
    }
    .index-product-slide,.index-product-card {
        height: 400px;
    }
        .index-product-slide:hover .index-product-overlay .index-product-title, .index-product-slide.index-product-active .index-product-overlay .index-product-title {
            margin-bottom: 12px;
            font-size:20px;
        }
        .index-product-overlay .index-product-desc {
            width: 320px;
        }
    
    /* 隐藏PC端横向滚动 */
    .index-product-pc {
        display: none !important;
    }
    
    /* 显示移动端Swiper */
    .index-product-mobile {
        display: block;
        overflow: visible;
        padding-bottom: 50px;
    }
    
    /* Swiper slide */
    .index-product-mobile .swiper-slide {
        width: 100%;
        height: auto;
    }
    
    /* 产品卡片 */
    .index-product-mobile .index-product-card {
        height: 450px;
    }
    
    /* 遮罩层 - 移动端底部对齐 */
    .index-product-mobile .index-product-overlay {
        padding: 25px;
        justify-content: center !important;
    }
    
    /* 标签 - 移动端隐藏 */
    .index-product-mobile .index-product-tag {
        display: block !important;
    }
    
    /* 标题 */
    .index-product-mobile .index-product-title {
        font-size: 24px !important;
        margin-bottom: 15px !important;
    }
    
    /* 描述 - 移动端始终显示 */
    .index-product-mobile .index-product-desc {
        font-size: 13px !important;
        line-height: 1.6 !important;
        width: 100% !important;
        max-width: 100% !important;
        opacity: 1 !important;
        max-height: none !important;
        transform: translateY(0) !important;
    }
    
    /* 箭头 - 移动端始终显示 */
    .index-product-mobile .index-product-arrow {
        width: 40px !important;
        height: 40px !important;
        opacity: 1 !important;
        max-height: 50px !important;
        transform: translateY(0) !important;
    }
    
    .index-product-mobile .index-product-arrow img {
        width: 20px;
        height: 20px;
    }
    
    /* 分页器样式 */
    .index-product-mobile .swiper-pagination {
        bottom: 10px !important;
    }
    
    .index-product-mobile .swiper-pagination-bullet {
        width: 8px;
        height: 8px;
        background: #30519b;
        opacity: 0.3;
        margin: 0 4px !important;
    }
    
    .index-product-mobile .swiper-pagination-bullet-active {
        opacity: 1;
        background: #30519b;
    }
}
/* ==================== 标识新闻与材料工艺板块 ==================== */
.news-section {
    padding: 100px 0 140px;
    background: #fff;
}
.news-section .wrap {
    max-width: 1526px;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 45px;
    font-weight: 500;
    letter-spacing: 2px;
    color: #1a1a1a;
    margin: 0 0 15px 0;
    position: relative;
    display: inline-block;
}
.section-title span {
    color: #30519b;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    border-radius: 1px;
    background: #ff0000;
    border-radius: 2px;
}

@media (max-width: 1440px) {

    .section-title {
        font-size: 40px;
    }
}
@media (max-width: 1200px) {

    .section-title {
        font-size: 35px;
        margin: 0 0 15px 0;
    }
}
@media (max-width: 991px) {
    .section-title {
        font-size: 25px;
        margin: 0 0 15px 0;
    }

}
@media (max-width: 768px) {
    .section-title {
        font-size:20px;
        margin: 0 0 15px 0;
    }
    
}
/* 新闻网格 */
.index-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
}

/* 新闻卡片 */
.index-news-card {
    background: #f8f9fa;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

.index-news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    text-decoration: none;
    color: inherit;
}

/* 新闻图片 */
.index-news-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
}

.index-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.index-news-card:hover .index-news-image img {
    transform: scale(1.1);
}

/* 新闻内容 */
.index-news-content {
    padding:35px 29px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.index-news-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 12px;
}

.index-news-title {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 12px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.index-news-desc {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
    margin: 0 0 40px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* 更多详情按钮 */
.index-news-more-btn {
    display: inline-block;
    padding: 10px 25px;
    background: #30519b;
    color: #fff;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.index-news-more-btn:hover {
    background: rgb(43, 82, 165);
    transform: translateX(5px);
    color: #fff;
}

/* 响应式设计 */
    .index-news-section {
        padding: 60px 0;
    }

@media (max-width: 1200px) {
    .index-news-grid {
        gap: 15px;
    }

}
@media (max-width: 1024px) {
    .index-news-section {
        padding: 60px 0;
    }
.index-news-content {
    padding: 25px 19px;
}.index-news-date {
    font-size: 14px;
    margin-bottom: 4px;
}
.index-news-title {
    font-size: 16px;
    margin: 0 0 4px 0;
}
.index-news-desc {
    font-size: 15px;
    margin: 0 0 20px 0;
}
    .section-title {
        font-size: 36px;
    }

    .index-news-grid {
        gap: 25px;
    }

    .index-news-image {
        height: 200px;
    }
}

@media (max-width:991px) {
    .index-news-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    /* 产品中心移动端样式 */
    .index-product-center-section {
        padding: 50px 0;
    }
    .section-header {
        text-align: center;
        margin-bottom: 30px;
    }

    .index-product-center-section .section-header {
        flex-direction: row;
        align-items: flex-start;
        gap: 20px;
        margin-bottom: 30px;
    }

    .index-product-center-section .section-title {
        font-size:20px;
        letter-spacing: 0;
    }
    .index-view-more-btn {
        padding: 10px 25px;
        font-size: 14px;
        align-self: flex-start;
    }
    .index-product-center-section .section-title {
        font-size:25px;
    }
    .index-product-slide {
        width: 280px !important;
        height: 558px;
    }

    .index-product-slide.swiper-slide-active {
        width: 320px !important;
        height: 558px;
    }

    .index-product-overlay {
        padding: 25px;
    }

    .index-product-overlay .index-product-title {
        font-size: 24px;
    }

    .index-product-overlay .index-product-desc {
        font-size: 13px;
        line-height: 1.6;
    }

    .index-product-arrow {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .index-product-info {
        padding: 20px;
    }

    .index-product-name {
        font-size: 18px;
    }

    .index-product-scrollbar-container {
        margin-top: 30px;
    }

    /* 新闻栏目移动端样式 */
    .news-section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 30px;
    }

    .section-title::after {
        width: 50px;
        height: 3px;
        bottom: -10px;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-image {
        height: 180px;
    }

    .news-content {
        padding: 20px;
    }

    .news-title {
        font-size: 16px;
    }

    .news-desc {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .news-section {
        padding: 40px 0;
    }

    .section-header {
        margin-bottom: 20px;
    }

    .section-title {
        font-size: 24px;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-image {
        height: 200px;
    }

    .news-content {
        padding: 18px;
    }

    .news-title {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .news-desc {
        font-size: 13px;
        margin-bottom: 15px;
    }

    .news-more-btn {
        padding: 8px 20px;
        font-size: 13px;
    }
}







/* 中等桌面 (1440px - 1600px) */
@media (min-width: 1440px) and (max-width: 1600px) {
}

/* 小屏桌面 (1200px - 1440px) */
@media (min-width: 1200px) and (max-width: 1440px) {
    .ct-card-text {
        font-size: 16px;
    }
    .map-section {
        padding-top: 40px;
        padding-bottom: 120px;
    } 
    .product-category-nav {
        grid-template-columns: repeat(7, 1fr);
        gap: 17px !important;
        margin-bottom: 57px;
    }
    .product-category-nav .category-item {
        font-size: 18px !important;
        min-width: 130px  !important;
        padding: 13px 20px !important;;
    }
}

/* 平板横屏到小屏桌面 (991px - 1200px) */
@media (min-width: 991px) and (max-width: 1200px) {

}

/* 平板竖屏到平板横屏 (768px - 991px) */
@media (min-width: 768px) and (max-width: 991px) {

}

/* 移动设备 (小于 768px) */
@media (max-width: 768px) {
    .section-title {
        font-size: 20px;
        letter-spacing: 0;
    }
    .index-product-center-section .section-header {
        gap: 13px;
        margin-bottom: 20px;
    }
    .index-product-center-section .section-title {
        font-size: 18px;
    }
    .classic-cases-section .section-title {
        font-size: 22px;
        margin: 0 0 6px 0;
    }
.index-ads-swiper {padding: 29px;}
    .about-environment-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
        width: 80%; 
        margin-left: auto;
        margin-right: auto;
    }
    .ps-tab-item {
        padding:7px 13px;
        font-size: 14px;
    }
   .news-show-widget-title {
        font-size: 16px;
        padding-left: 12px;
    }
}